/**
 * Copyright (c) 2010, Sebastian Sdorra All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer. 2. Redistributions in
 * binary form must reproduce the above copyright notice, this list of
 * conditions and the following disclaimer in the documentation and/or other
 * materials provided with the distribution. 3. Neither the name of SCM-Manager;
 * nor the names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * http://bitbucket.org/sdorra/scm-manager
 *
 */



package sonia.scm.api.rest;

//~--- non-JDK imports --------------------------------------------------------

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

//~--- JDK imports ------------------------------------------------------------

import javax.ws.rs.core.Response;
import javax.ws.rs.ext.ExceptionMapper;

/**
 *
 * @author Sebastian Sdorra
 * @param <E>
 */
public class StatusExceptionMapper<E extends Throwable>
  implements ExceptionMapper<E>
{

  /**
   * the logger for StatusExceptionMapper
   */
  private static final Logger logger =
    LoggerFactory.getLogger(StatusExceptionMapper.class);

  //~--- constructors ---------------------------------------------------------

  /**
   * Constructs ...
   *
   *
   * @param type
   * @param status
   */
  public StatusExceptionMapper(Class<E> type, Response.Status status)
  {
    this.type = type;
    this.status = status;
  }

  //~--- methods --------------------------------------------------------------

  /**
   * Method description
   *
   *
   * @param exception
   *
   * @return
   */
  @Override
  public Response toResponse(E exception)
  {
    if (logger.isDebugEnabled())
    {
      StringBuilder msg = new StringBuilder();

      msg.append("map ").append(type.getSimpleName()).append("to status code ");
      msg.append(status.getStatusCode());
      logger.debug(msg.toString());
    }

    return Response.status(status).build();
  }

  //~--- fields ---------------------------------------------------------------

  /** Field description */
  private final Response.Status status;

  /** Field description */
  private final Class<E> type;
}
